NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Averaging
From: Fred Hebard
Date: 2004 Oct 20, 17:12 -0400
From: Fred Hebard
Date: 2004 Oct 20, 17:12 -0400
On Oct 20, 2004, at 3:52 PM, Jim Thompson wrote: > Fred's observer sextant altitude curves look a heck of a lot prettier > what I > get from the deck of our boat at anchor on a lunch hook. My R-values > certainly are not 0.9999 for a straight line fit! Obviously I need > more > practice. > Jim, I went sailing this summer and got to within 9.0 and 12.0' of arc of GPS position on two sun sights. On dry land, I'm hardly ever out more than 0.5' of arc. But I've practiced one hell of lot to get those dry land numbers to look like that. Fred
